| 摘要 |
Provided are a method for transmitting an ACK/NACK in a wireless communication system and a device using same. The device receives DL control information having a downlink (DL) grant and an ACK/NACK resource indicator (ARI), and receives a DL transmission block on the basis of the DL grant. On the basis of the ARI, the device selects a physical uplink control channel (PUCCH) format, and decides on a PUCCH resource for the selected PUCCH format. The device transmits the ACK/NACK of the DL transmission block by using the selected PUCCH format. |
